Introduction to Engineering Materials |
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Page 69
... lattice parameter a = = D√2 Lattice parameter for pure copper , a = 2.552 × 10-10 x √2 = 3.609 × 10-10 m λ For sample A d ( 111 ) = = a = For sample B d ( 111 ) = 2 sin 0 1.52 x 10-10 2 sin 21 ° 00 ' = 2.12 x 10-10 m d√ ( h2 + k2 + ...
... lattice parameter a = = D√2 Lattice parameter for pure copper , a = 2.552 × 10-10 x √2 = 3.609 × 10-10 m λ For sample A d ( 111 ) = = a = For sample B d ( 111 ) = 2 sin 0 1.52 x 10-10 2 sin 21 ° 00 ' = 2.12 x 10-10 m d√ ( h2 + k2 + ...
Page 82
... lattice . If an atom - to - atom circuit is described within a portion of regular lattice , as shown at the bottom left of Figure 5.11 ( a ) , it will be a complete closed circuit . If , however , a similar circuit is described around ...
... lattice . If an atom - to - atom circuit is described within a portion of regular lattice , as shown at the bottom left of Figure 5.11 ( a ) , it will be a complete closed circuit . If , however , a similar circuit is described around ...
Page 93
... lattice . At this stage the solute atoms still occupy sites in the original metal lattice and these solute atom aggregates are termed a coherent precipitate ( Figure 5.24 ( b ) ) . As the process continues the solute metal atoms ...
... lattice . At this stage the solute atoms still occupy sites in the original metal lattice and these solute atom aggregates are termed a coherent precipitate ( Figure 5.24 ( b ) ) . As the process continues the solute metal atoms ...
Contents
Atomic structure | 3 |
Constitution | 6 |
Bonding between atoms | 20 |
Copyright | |
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alloys aluminium annealing anode applied austenite body centred cubic brittle carbide carbon steel casting cathode cent ceramics chemical chromium combustion component composition compounds compression containing cooling copper corrosion covalent bond crack creep crystal crystalline curve defects density diagram dislocation ductile elastic electrical electrolyte electrons elements energy example face centred cubic fatigue ferrite fibre Figure filler fracture furnace galvanic cell gauge length give grain hard hardening heat treatment hydrogen increase ingot ions iron kg/m³ lattice layer liquid metal load machining martensite material mild steel MN/m² modulus molecules mould nickel nitride occur oxide oxygen particles pearlite phase planes plastic deformation polymer polymerisation possess powder produced properties radiation reaction resin resistance rolling Section shape shell silica silicon slag solder solid solution strain stress structure surface Table tensile strength termed test-piece thermoplastic Thorium unit cell valency welding work-piece Young's modulus zinc